Home / 3,821.46-5,728.09-2,504.72

Finding the Fourth Proportional to 3,821.46, 5,728.09 and 2,504.72

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Solution

The fourth proportional to 3,821.46, 5,728.09 and 2,504.72 is: 3,754.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.46 : 5,728.09 = 2,504.72 : x
  2. Step 2: Convert to fraction form
    3,821.46/5,728.09 = 2,504.72/x
  3. Step 3: Cross multiply
    3,821.46x = 5,728.09 × 2,504.72
  4. Step 4: Simplify right side
    3,821.46x = 14,347,261.58
  5. Step 5: Solve for x
    x = 14,347,261.58/3,821.46
  6. Step 6: Final answer
    x = 3,754.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.